Home / 226,246.43-339,512.72-126,472.16

Finding the Fourth Proportional to 226,246.43, 339,512.72 and 126,472.16

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Solution

The fourth proportional to 226,246.43, 339,512.72 and 126,472.16 is: 189,788.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,246.43 : 339,512.72 = 126,472.16 : x
  2. Step 2: Convert to fraction form
    226,246.43/339,512.72 = 126,472.16/x
  3. Step 3: Cross multiply
    226,246.43x = 339,512.72 × 126,472.16
  4. Step 4: Simplify right side
    226,246.43x = 42,938,907,262.30
  5. Step 5: Solve for x
    x = 42,938,907,262.30/226,246.43
  6. Step 6: Final answer
    x = 189,788.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.